
.loginmain{
    width: 550px;
    margin: 40px auto;
    padding: 40px;
}

.loginmain > form > p{
    /* margin-bottom: 30px; */
    text-align: center;
}

.loginmain > form > p > input{
    width: 100%;
    font-size: 24px;
    padding: 10px;
    box-sizing: border-box;
}

.loginmain > form > p > button{
    width: 300px;
    font-size: 24px;
    padding: 10px;
    cursor: pointer;
}

.errtip{
    color: red;
    font-size: 12px;
    height: 14px;
}

.loginmain > p > a{
    text-decoration: none;
    color: #666;
}